More Reproduction

The corkwing wrasse, or gilt-head, changes color depending on its age, sex, and breeding season. For instance, during the breeding season, males have blue spotted fins and the middle of their scales...
The small larvae of elkhorn coral ( Acropora palmata ) settle and grow on the crustose coralline algae species Hydrolithon boergesenii .
Killer whales ( Orcinus orca ) have something in common with humans: early menopause. Read Smithsonian marine scientist Nancy Knowlton's blog post to find out more.
Cardinalfish ( Cheilodipterus sp. ) dads do their part to protect their eggs by gingerly carrying them in their mouths. However, the dads could easily swallow the whole bunch in one gulp! To keep her...
Smaller than the head of a pin, this arrow squid (Doryteuthis plei ) embryo looks like a miniature adult and is almost ready to hatch! Depending on the squid species, the development from a...
Band-rumped Storm-petrels ( Oceanodroma castro ) are quite a bit larger and heavier than Wilson's storm petrels, but share their amazing sense of smell, which they use to find food that may be miles...
Weighing 600 pounds (around 272kg) and having a 30 foot (around 9 meters) arm span, the largest recorded giant pacific octopus was truly enormous. Giant pacific octopuses are powerful predators that...
Every year, at the same place and time, thousands of female Kemp's ridley sea turtles ( Lepidochelys kempii ) come ashore to nest and lay their eggs on the beach. This mass nesting event is known as...
by Laura Brodbeck A special type of marine protected area (MPA) called a “no-take zone” bans the removal of marine life from designated areas. At first glance, they seem like a hard sell to fishermen...
The Kemp’s ridley is a “riddler” among sea turtles . Although the species was initially recognized in 1880, scientists didn't know where it nested until 80 years later, when a film documenting about...
This close-up view of salps, which have aggregated together into a long chain, have brilliant red guts from eating red plankton. They were observed by researchers with the Census of Marine...
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